List all workflows in n8n with filtering by active status, tags, or name. Returns node counts and metadata.

Get full details of a workflow including nodes, connections, and settings.

Create a new n8n workflow with nodes, connections, and settings. Optionally activate immediately.

Update an existing workflow's name, nodes, connections, settings, tags, or active status.

Permanently delete a workflow by ID.

Activate a workflow so it runs automatically on triggers.

Deactivate a workflow so it stops running on triggers.

Duplicate an existing workflow.

Export a workflow as a formatted JSON structure for backup or sharing.

Import a workflow directly from a JSON string definition.

Get documentation and JSON template snippets for common n8n node types (Webhook, Schedule, HTTP Request, Code, Switch, OpenAI, Slack).

List workflow executions filtered by workflow ID, status (error/success/waiting/running/canceled), and date.

Get detailed node-by-node input and output data for a specific execution.

Delete an execution record.

Manually trigger a workflow execution with optional payload data.

Retry a failed execution using the workflow definition.

Stop or cancel a currently running execution.

List all workflow tags.

Create a new tag.

Rename an existing tag.

Delete a tag permanently.

List saved credentials.

Get metadata for a credential (secret data is hidden).

Create a new credential instance.

Update an existing credential.

Delete a credential.

List supported credential types in n8n with optional search query.

List n8n environment/instance variables.

Create a custom environment variable in n8n.

Update an existing variable key or value.

Delete an environment variable.

Health check: Test connection to n8n instance and verify API key and response latency.

List registered users in the n8n instance.

Get details of a specific user by ID.